feat: Add Homebrew support and automated tests

[pav2345]

Summary

• Add a Homebrew Formula for installing CodeAF on macOS and Linux.
• Add a Homebrew Cask definition for macOS.
• Add automated validation scripts for Formula and Cask definitions.
• Add tests for Homebrew packaging and release validation.
• Add Homebrew CI checks.
• Update README installation instructions and documentation.

Supported Platforms

• macOS: Intel and Apple Silicon
• Linux: AMD64 and ARM64 (Formula only)

Testing

• Homebrew Formula installation tested on Linux via WSL
• Homebrew Formula test executed
• Automated Python unit tests passed
• Strict Homebrew Formula audit passes
• Cask installation verified on macOS

Notes

• Linux testing was performed using WSL.
• macOS Cask installation still requires validation on macOS.
• A public Homebrew tap is not included in this PR.

Motivation

Provide a convenient Homebrew installation option for CodeAF and establish automated validation to improve packaging reliability.

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you sign our Contributor License Agreement before we can accept your contribution.
_{You have signed the CLA already but the status is still pending? Let us recheck it.}

[santoshkumarradha]

Hey, thanks for the PR. Could you sign the CLA when you get a chance so we can review it?

[pav2345]

please Review the PR and let me know sir these is My first PR if I did anything mistake help i can learn

[AbirAbbas]

Thanks for putting this together. We can only review and merge contributions once the CLA is signed, and it's still pending a few days after the bot's prompt, so I'm closing this for now. If you sign it (link in the CLA comment above) and comment here, we'll reopen it and give it a proper review.